Home / 17,989.37-26,981.62-4,842.53

Finding the Fourth Proportional to 17,989.37, 26,981.62 and 4,842.53

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Solution

The fourth proportional to 17,989.37, 26,981.62 and 4,842.53 is: 7,263.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,989.37 : 26,981.62 = 4,842.53 : x
  2. Step 2: Convert to fraction form
    17,989.37/26,981.62 = 4,842.53/x
  3. Step 3: Cross multiply
    17,989.37x = 26,981.62 × 4,842.53
  4. Step 4: Simplify right side
    17,989.37x = 130,659,258.47
  5. Step 5: Solve for x
    x = 130,659,258.47/17,989.37
  6. Step 6: Final answer
    x = 7,263.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.